反应详情

A solution of the product from step (i) (1.61 g), N-(tert-butoxycarbonyl)-ethylenediamine (1 g) and sodium triacetoxyborohydride (2.12 g) in dichloromethane (20 ml) was stirred at room temperature for 3 h. The mixture was partitioned between water and ethyl acetate, the organic layer dried and evaporated under reduced pressure. Yield 1.28 g.

1. customThe mixture was partitioned between water and ethyl acetate
2. customthe organic layer dried
3. customevaporated under reduced pressure